RACHMATIA; GAILEA, Nurhaeda; RAHMAWATI, Eri. THE EFFECT OF ENGLISH AS AN OPTIONAL SUBJECT AT ELEMENTARY SCHOOL TOWARDS JUNIOR HIGH SCHOOL ENGLISH PRODUCTIVE SKILL. JUDIKA (JURNAL PENDIDIKAN UNSIKA), [S. l.], v. 13, n. 1, p. 61–74, 2025. DOI: 10.35706/judika.v13i1.13. Disponível em: https://journal-ets.unsika.ac.id/index.php/judika/article/view/13. Acesso em: 3 apr. 2025.